body{
    background: rgba(0, 0, 0, 0.09);
}
.login_box{
    width: 500px;
    height: 300px;
    position: fixed;
    top: calc(50vh - 150px);
    right: calc(50vw - 250px);
    box-shadow: 0px 0px 10px 2px gray;
    padding: 10px 50px 20px 50px;
}
.login_box > div:nth-of-type(1){
    /* border: 1px solid red; */
    height: 60px;
    line-height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 32px;
    font-weight: bolder;
}
.login_box > div {
    /* border: 1px solid red; */
    height: 70px;
    line-height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.login_box > div:nth-of-type(4) {
    /* border: 1px solid red; */
    height: 70px;
    line-height: 70px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.login_box > div > label{
    width: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 18px;
}
.login_box > div > input{
    flex: 1;
    height: 40px;
}
.login_box > div > button{
    width: 90px;
    height: 50px;
    font-size: 24px;
}